lipopotamus 

(noun) (lip-o-POT-a-mus) One who has a fat lip.

Example 1: The lipopotamus ate a knuckle sandwich during the smashmouth football game.

Example 2: Thanks to a heaping helping of collagen, Meg went from zipperlip to lipopotamus.

lipopotamus by Moby Doug January 24, 2009

Lolopotamus 

A lol that is hippopotamus-sized.

- Dude, that old woman just fell over !

- Lolopotamus !

Lolopotamus by DaRastaMasta July 12, 2010

Lionpotamus 

a person that has a big mouth and when he yawns it looks like the mouth of a cross breed between a lion and a hippo

dears gods, look at lionpotamus, irts brutal

Lionpotamus by Toki Wartooth December 30, 2007

Litopotomus🐸🔥™© 

To be really fucking high

There is no word, it's a feeling. Litopotomus🐸🔥™©

Litopotomus🐸🔥™© by Your pseudonym:) October 25, 2016

Dipopotamus 

A person that will leave the premises without warning or at a moments notice.

We were all ready to leave for the club but our driver Jim pulled his usual move and dipped out without telling anyone and left us all without rides. That kid is such a dipopotamus!

Dipopotamus by J Skrilz September 8, 2012